package day03;

public class SwitchCaseDemo {
    public static void main(String[] args) {
        int num = 5;
        switch(num){ //byte,short,char,int,String和枚举
            case 1:
                System.out.println(111);
                break;
            case 2://以此为入口
                System.out.println(222);//下课-----------5:26继续
                break;//跳出switch
            case 3:
                System.out.println(333);
                break;
            default://所有case都未匹配时执行
                System.out.println(666);



        }











    }
}
